Kenneth Demarco, MD
NPI 1841289899 · Specialist · Wilmington, DE
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kenneth Demarco, MD is a Specialist provider in Wilmington, DE (NPI 1841289899).
Provider details
- NPI number
- 1841289899
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C100003230 (DE)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
3,349 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 644 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 442 | $126 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 429 | $89 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 337 | $127 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 291 | $18 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 87 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 545 | 150 |
| Rosuvastatin Calcium | 482 | 143 |
| Amlodipine Besylate | 373 | 102 |
| Levothyroxine Sodium | 263 | 68 |
| Losartan Potassium | 233 | 67 |
| Lisinopril | 141 | 36 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-20
- Last updated
- 2010-09-21
Frequently asked questions
- What is Kenneth Demarco's NPI number?
- Kenneth Demarco's National Provider Identifier (NPI) is 1841289899, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kenneth Demarco's specialty?
- Kenneth Demarco is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Kenneth Demarco located?
- Kenneth Demarco's practice location on file with NPPES is 2700 Silverside Rd, Wilmington, DE 19810-3719.
- What is Kenneth Demarco's phone number?
- The practice phone number listed in the NPPES registry for Kenneth Demarco is (302) 478-0400.
- Does Kenneth Demarco accept Medicare?
- Kenneth Demarco is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kenneth Demarco's NPI active?
- Yes — Kenneth Demarco's NPI (1841289899) is active in the NPPES registry as of the last update on 2010-09-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.